The term 'party thrower' is a job description for someone who organizes and hosts a party. The two most common terms for this job are 'HOST' and 'hostess'. A HOST is a four-letter word, while a hostess is a seven-letter word. Hosts and hostesses are responsible for planning the event, setting up the venue, and ensuring that guests have a good time. They may also be responsible for providing food and drinks, as well as entertainment. Hosts and hostesses must be organized, friendly, and able to handle any unexpected issues that may arise during the event.